1993 Johnson Evinrude "ET" 60 thru 70 Service Repair Manual, P/N 508284, Page 140Get this manual
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co,d113 mm(1I2") cpt'I ,
::P16 mm(58")
L2S mm(IIS")
Cold Roll Steel Heat Treatment: Carburize 0,3-0,5 mm (0.015-0.020 in deepQuench and harden to 58-62 "c" case
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